Category Archives: Sonus

Enhance Your Existing Sonus/Ribbon SBC’s With Teams Direct Routing Using A Secondary Certificate

Imagine this, you’re in the middle of a pandemic, your entire state is in lockdown, everyone is working from home and your Skype infrastructure was never designed to facilitate 100% of users working externally. Now due to the platform struggling, your boss has just told you to move your businesses calling to Teams NOW with… Read More »

Extension based SBC routing for non-DID numbers? You bet!

As you may have guessed by some of my recent posts, I have a client that is in the middle of a large cross-forest migration of their Skype4B environment. The issue As part of their requirements to cut users over, users will be getting new SIP addresses and are being cutover “step by step” instead… Read More »

Emergency Services Notifications and Handling for Microsoft Teams Direct Routing

So after a recent thread over on Twitter discussing the legalities of the E911 laws in the states (I’m an Australian) as well as the fact that Enterprise Voice is now easy enough to deploy that its getting deployed by Office365 administrators without traditional telephony experience. I figured I’d take a few minutes to publish… Read More »

Forwarding Original Caller ID with Skype4B and Telstra SIP

So I recently had a customer request that they have an on call mobile display the number of the calling party when a line was diverted outside of business hours. Luckily they were using a standard client to do the call forwarding and not a response group, so it was simple to redirect the call… Read More »

SIP Extension fails to register to Sonus SBC with error “Incomplete Message”

So I had a weird one recently that I had been troubleshooting for ages, a previously working paging unit was reconfigured to use a new IP address and would no longer register to the Sonus SBC2000. All the obvious things were checked… Sip Server table had been updated Federated IP/FQDN for the Signalling Group had… Read More »

Skype for Business SBA Migration Cheat Sheet

Okay, I’m supposed to be publishing my LPE article. But its not done yet. So have this “Quick and Nasty” guide instead I’ve recently been migrating customers from older SBA’s running Lync 2013 code to newer SSD based SBA’s running Skype for Business 2015 and as such I’ve been working on a tool for Pool… Read More »

Fix for SBA Installation “The Evaluation Period Has Expired”

So recently I have a fresh SBA install that failed to start the RTCSRV service. TL;DR: if Get-CsVersion shows “Volume Licence Key Installed” try installing the latest CU.   A quick look and the RTCSRV service was failing to start. A check in the Event logs under Lync server, showed event ID 12290. The evaluation period has expired.… Read More »

A Better External Ringer for Skype for Business

So I recently had a requirement to get an external ringer working for a customer using Skype for Business. The issue? They use Polycom VVX300’s as Common Area Phones and didn’t want more “traditional” external ringer devices like an ATA with an analog phone attached. I’ve seen solutions where a vendor had previously hacked up… Read More »

SBA Fails to install. Due to applications not being defined in topology

Ran into an interesting one for those that still install SBA’s I know the mentality these days is to get redundant network links to highly available pools, but when a business is located over 600km (370+ mi) away from the nearest CBD completely independent, affordable, high quality network links tend to be hard to come… Read More »

Teams Voice Connectivity for Tenants without PSTN Calling

Update 24/02/2018: Thanks to Paul Lange “Short update on Bring your own Sip Trunk in #MicrosoftTeams from #techsummitfrankfurt – currently in TAP. GA around July according to MS depending on testing. #BRK2080” Expect the sessions to pop up here soon Update 16/12/2017: AudioCodes confirms any of their SBC’s will work with Microsoft Teams. No need… Read More »